Home / 3,564.14-4,918.74-1,992.35

Finding the Fourth Proportional to 3,564.14, 4,918.74 and 1,992.35

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Solution

The fourth proportional to 3,564.14, 4,918.74 and 1,992.35 is: 2,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.14 : 4,918.74 = 1,992.35 : x
  2. Step 2: Convert to fraction form
    3,564.14/4,918.74 = 1,992.35/x
  3. Step 3: Cross multiply
    3,564.14x = 4,918.74 × 1,992.35
  4. Step 4: Simplify right side
    3,564.14x = 9,799,851.64
  5. Step 5: Solve for x
    x = 9,799,851.64/3,564.14
  6. Step 6: Final answer
    x = 2,749.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.